Home / 729,065.80-1,093,598.70-699,541.30

Finding the Fourth Proportional to 729,065.80, 1,093,598.70 and 699,541.30

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Solution

The fourth proportional to 729,065.80, 1,093,598.70 and 699,541.30 is: 1,049,311.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,065.80 : 1,093,598.70 = 699,541.30 : x
  2. Step 2: Convert to fraction form
    729,065.80/1,093,598.70 = 699,541.30/x
  3. Step 3: Cross multiply
    729,065.80x = 1,093,598.70 × 699,541.30
  4. Step 4: Simplify right side
    729,065.80x = 765,017,456,276.31
  5. Step 5: Solve for x
    x = 765,017,456,276.31/729,065.80
  6. Step 6: Final answer
    x = 1,049,311.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.